CN215537600U

CN215537600U - Local anesthesia device for anesthesia department

Info

Publication number: CN215537600U
Application number: CN202120659719.1U
Authority: CN
Inventors: 尤军; 李伟; 白静; 王大碧
Original assignee: Chengdu Angel Wing Medical Beauty Hospital Co ltd
Current assignee: Chengdu Angel Wing Medical Beauty Hospital Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2022-01-18
Anticipated expiration: 2031-03-31

Abstract

The utility model discloses a local anesthesia device for an anesthesia department, and belongs to the technical field of local anesthesia. The utility model provides a department of anesthesia uses local anesthesia device, including the cylinder, the inside sliding connection of cylinder has the movable block, the movable block rear end is equipped with the push rod admittedly, the push rod rear wall has set firmly the ejector pad, the cylinder front end cover is equipped with the syringe needle, the ring channel has been seted up to cylinder rear end outer wall, the ring channel tank bottom is annular array structure and has seted up a plurality of arc walls, the inside rotation of ring channel is connected with the supporting shoe, supporting shoe upper end middle part sliding connection has the arc piece, symmetrical structure has set firmly two springs around the arc piece top surface is, syringe needle outer wall sliding connection has C type pole. The fixing block of the utility model conveniently adjusts and fixes the C-shaped rod through the adjusting hand wheel, and the C-shaped rod is conveniently moved to a proper injection depth through observing the scale, so that the injection depth is conveniently adjusted, the injection stability is conveniently controlled and improved, the risk of local anesthesia is reduced, and the injection using effect of the local anesthesia is ensured.

Description

Local anesthesia device for anesthesia department

Technical Field

The utility model relates to the technical field of local anesthesia, in particular to a local anesthesia device for an anesthesia department.

Background

Local anesthesia, also known as regional anesthesia, refers to the application of local anesthetics to body parts under the conscious state of the patient, so that the sensory nerve conduction function of a certain part of the body is temporarily blocked, the motor nerve conduction remains intact or is simultaneously blocked to different degrees, the blocking should be completely reversible without any tissue damage, and the local anesthesia has the advantages of simplicity, convenience, safety, patient conscious, less complications and little influence on the physiological function of the patient. In the prior art, when local anesthesia is injected, the required injection depth is different due to different injection parts, and the injection depth is not easy to control by manual injection of medical personnel, so that the injection effect of the local anesthesia is influenced. In view of this, we propose a local anesthetic device for anesthesia department.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The present invention is directed to a local anesthesia apparatus for anesthesia department, which solves the above problems of the related art.

2. Technical scheme

A local anesthesia device for anesthesia department comprises a needle cylinder, a movable block is connected inside the needle cylinder in a sliding way, a push rod is fixedly arranged at the rear end of the movable block, a push block is fixedly arranged on the rear wall of the push rod, a needle head is sleeved at the front end of the needle cylinder, the outer wall of the rear end of the needle cylinder is provided with an annular groove, the bottom of the annular groove is provided with a plurality of arc-shaped grooves in an annular array structure, the inside of the annular groove is rotatably connected with a supporting block, the middle part of the upper end of the supporting block is connected with an arc-shaped block in a sliding way, the top surface of the arc block is provided with two springs in a front-back symmetrical structure, the outer wall of the needle head is connected with a C-shaped rod in a sliding way, the surfaces of the upper end and the lower end of the C-shaped rod are provided with through grooves, the outer wall of the C-shaped rod is provided with a fixed block, the middle part of the fixed block is connected with an adjusting hand wheel through a thread of a threaded hole, the needle cylinder is provided with two limiting grooves in a vertically symmetrical structure, and the bottom surface of the adjusting hand wheel is fixedly provided with a limiting ring.

Preferably, the outer walls of the needle cylinder and the needle head are provided with scales, and the needle cylinder is made of transparent materials.

Preferably, the push rod is connected with the rear end of the needle cylinder in a sliding mode, and the needle head is matched with the needle cylinder in an inserting mode.

Preferably, the arc-shaped block is matched with the arc-shaped groove in a clamping mode, and the spring is fixedly connected with the supporting block.

Preferably, the adjusting hand wheel is connected with the through groove in a sliding mode, the fixing block is tightly pressed with the C-shaped rod, the bottom surface of the C-shaped rod is in friction contact with the outer wall of the needle cylinder, and the limiting ring is connected with the limiting groove in a rotating mode.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. the utility model pulls the push plate to drive the movable block to slide along the inner wall of the needle cylinder through the push rod, anesthetic to be injected is sucked into the needle cylinder through the needle head, the adjusting hand wheel is rotated to separate the fixed block from the C-shaped rod, the C-shaped rod is pushed to slide to a proper injection scale along the needle head, the adjusting hand wheel is rotated to rotate the limiting ring along the limiting groove, the fixed block and the C-shaped rod are tightly pressed and fixed, the supporting block is rotated to slide along the annular groove, the arc-shaped block is extruded by the spring to the proper arc-shaped groove to be fixed, the needle head is inserted to a part needing local anesthesia after being adjusted to a proper injection angle, the bottom surface of the C-shaped rod is contacted with the surface of skin to complete positioning, and the push block is pushed to push the movable block to push the anesthetic in the needle cylinder out to complete injection. The problem of the position of injection is different, required injection depth is also different, and medical personnel's manual injection is difficult control injection depth, influences local anesthesia's injection effect is solved, has realized the convenient regulation to the injection depth, and convenient control has improved the stability of injection, has reduced local anesthesia's risk, guarantees local anesthesia's injection result of use.

2. The fixing block of the utility model conveniently adjusts and fixes the C-shaped rod through the adjusting hand wheel, the C-shaped rod is conveniently moved to a proper injection depth through observing the scales, the C-shaped rod is contacted with the skin surface of the injection part of a patient, the adverse reaction caused by over-deep injection is effectively avoided, the structure is simple, the operation is convenient and fast, and the manufacturing cost is low.

3. According to the utility model, the supporting block drives the arc-shaped blocks to synchronously rotate when rotating along the annular groove, and after the arc-shaped blocks rotate to a proper injection operation angle, the arc-shaped blocks are clamped with one of the arc-shaped grooves to finish fixing, so that the supporting block can be conveniently rotated and adjusted, the injection operation of medical personnel is more convenient and faster, the needle head is prevented from rotating after being inserted, and the risk of secondary infection is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the syringe structure according to the present invention;

FIG. 3 is a cross-sectional view of a support block structure of the present invention;

FIG. 4 is a cross-sectional view of a retainer block structure of the present invention;

the reference numbers in the figures illustrate: 1. a needle cylinder; 2. a movable block; 3. a push rod; 4. a push block; 5. a needle head; 6. an annular groove; 7. an arc-shaped slot; 8. a support block; 9. an arc-shaped block; 10. a spring; 11. a C-shaped rod; 12. a fixed block; 13. adjusting a hand wheel; 14. a limiting groove; 15. a limiting ring; 16. a through groove.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a department of anesthesia uses local anesthesia device, including

cylinder

1, 1 inside sliding connection of cylinder has

movable block

2, 2 rear ends of movable block are equipped with push rod 3 admittedly, 3 rear walls of push rod have set firmly

ejector pad

4, 1 front end cover of cylinder is equipped with

syringe needle

5, 1 rear end outer wall of cylinder has seted up

ring channel

6, 6 tank bottoms of ring channel are the annular array structure and have seted up a plurality of

arc walls

7, 6 internal rotations of ring channel are connected with the supporting

shoe

8, 8 upper end middle part sliding connection of supporting shoe has arc block 9, symmetrical structure has set firmly two springs 10 around the arc block 9 top surface is, 5 outer wall sliding connection of syringe needle has C type pole 11, logical groove 16 has all been seted up on the C type pole 11 upper and lower both ends surface, 11 outer walls of C type pole are equipped with

fixed block

12, 12 middle parts have adjusting hand wheel 13 through screw hole threaded connection, be about on the cylinder 1 symmetrical structure and seted up two spacing grooves 14, adjusting hand wheel 13 bottom surface has set firmly spacing ring 15. Pulling a push plate 4 to drive a movable block 2 to slide along the inner wall of a needle cylinder 1 through a push rod 3, sucking anesthetic to be injected into the needle cylinder 1 through a needle head 5, rotating an adjusting hand wheel 13 to separate a fixed block 12 from a C-shaped rod 11, pushing the C-shaped rod 11 to slide along the needle head 5 to a proper injection scale, rotating the adjusting hand wheel 13 to rotate a limiting ring 15 along a limiting groove 14, adjusting the fixed block 12 up and down along the adjusting hand wheel 13 through a threaded hole to tightly press the fixed block 12 and the C-shaped rod 11 to complete fixation, rotating a supporting block 8 to slide along an annular groove 6, extruding an arc-shaped block 9 by a spring 10 to complete fixation in a proper arc-shaped groove 7, inserting the needle head 5 into a part to be anesthetized after adjusting to a proper injection angle, enabling the bottom surface of the C-shaped rod 11 to be in contact with the surface of skin to complete positioning, and placing a forefinger and a middle finger at the left end of the supporting block 8, the thumb pushes the push block 4 to make the movable block 2 push the anesthetic in the needle cylinder 1 out to complete injection, which is convenient for local anesthesia in the anesthesia department.

Specifically, the outer walls of the needle cylinder 1 and the needle head 5 are provided with scales, and the needle cylinder 1 is made of transparent materials. The scale is convenient for injection observation, and the injection dosage is reasonable.

Furthermore, the push rod 3 is connected with the rear end of the syringe 1 in a sliding way, and the needle head 5 is matched with the syringe 1 in an inserting way. Conveniently promote movable block 2 and slide along the inner wall of cylinder 1 when providing support for push rod 3, syringe needle 5 is easy to assemble dismantlement and change.

Still further, arc piece 9 and arc groove 7 joint cooperation, spring 10 is connected fixedly with supporting shoe 8. Through the rotation of 8 ring channels 6 of supporting shoe, conveniently adjust in the arc piece 9 fixes to suitable arc wall 7, improved the convenient injection of the stability of support.

Furthermore, the adjusting hand wheel 13 is slidably connected with the through groove 16, the fixing block 12 is tightly pressed with the C-shaped rod 11, the bottom surface of the C-shaped rod 11 is in frictional contact with the outer wall of the needle cylinder 1, and the limiting ring 15 is rotatably connected with the limiting groove 14. The C-shaped rod 11 slides along the fixing block 12, so that the C-shaped rod 11 can be conveniently adjusted to different positions and then fixed through the adjusting hand wheel 13.

The working principle is as follows: when the utility model is used, firstly, the push plate 4 is pulled to drive the movable block 2 to slide along the inner wall of the needle cylinder 1 through the push rod 3, anesthetic to be injected is sucked into the needle cylinder 1 through the needle head 5, the adjusting hand wheel 13 is rotated to separate the fixed block 12 from the C-shaped rod 11, the C-shaped rod 11 is pushed to slide along the needle head 5 to a proper injection scale, the adjusting hand wheel 13 is rotated to rotate the limiting ring 15 along the limiting groove 14, the fixed block 12 is adjusted up and down along the adjusting hand wheel 13 through a threaded hole, the fixed block 12 is tightly pressed with the C-shaped rod 11 to complete fixation, the supporting block 8 is rotated to slide along the annular groove 6, the spring 10 extrudes the arc-shaped block 9 to a proper arc-shaped groove 7 to complete fixation, the needle head 5 is inserted to a part to be locally anesthetized after being adjusted to a proper injection angle, the bottom surface of the C-shaped rod 11 is contacted with the skin surface to complete positioning, the forefinger and the middle finger are placed at the left end of the supporting block 8, the thumb pushes the push block 4 to make the movable block 2 push the anesthetic in the needle cylinder 1 out to complete injection, which is convenient for local anesthesia in the anesthesia department.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A local anesthesia device for department of anesthesia comprises a needle cylinder (1), and is characterized in that: the needle cylinder is characterized in that a movable block (2) is connected to the inside of the needle cylinder (1) in a sliding manner, a push rod (3) is fixedly arranged at the rear end of the movable block (2), a push block (4) is fixedly arranged on the rear wall of the push rod (3), a needle head (5) is sleeved at the front end of the needle cylinder (1), a ring-shaped groove (6) is formed in the outer wall of the rear end of the needle cylinder (1), a plurality of arc-shaped grooves (7) are formed in the groove bottom of the ring-shaped groove (6) in a ring array structure, a supporting block (8) is rotatably connected to the inside of the ring-shaped groove (6), an arc-shaped block (9) is connected to the middle of the upper end of the supporting block (8) in a sliding manner, two springs (10) are fixedly arranged on the top surface of the arc-shaped block (9) in a front-back symmetrical structure, a C-type rod (11) is connected to the outer wall of the needle head (5) in a sliding manner, through grooves (16) are formed in the surfaces of the upper end and the lower end of the C-type rod (11), a fixed block (12) is arranged on the outer wall of the C-type rod (11), the middle part of the fixing block (12) is connected with an adjusting hand wheel (13) through a threaded hole, the upper part and the lower part of the needle cylinder (1) are symmetrically provided with two limiting grooves (14), and the bottom surface of the adjusting hand wheel (13) is fixedly provided with a limiting ring (15).

2. The local anesthetic device for the anesthesia department according to claim 1, wherein: the outer walls of the needle cylinder (1) and the needle head (5) are provided with scales, and the needle cylinder (1) is made of transparent materials.

3. The local anesthetic device for the anesthesia department according to claim 1, wherein: the push rod (3) is connected with the rear end of the needle cylinder (1) in a sliding mode, and the needle head (5) is matched with the needle cylinder (1) in an inserting mode.

4. The local anesthetic device for the anesthesia department according to claim 1, wherein: the arc-shaped block (9) is matched with the arc-shaped groove (7) in a clamping mode, and the spring (10) is fixedly connected with the supporting block (8).

5. The local anesthetic device for the anesthesia department according to claim 1, wherein: the adjusting hand wheel (13) is in sliding connection with the through groove (16), the fixing block (12) is tightly pressed with the C-shaped rod (11), the bottom surface of the C-shaped rod (11) is in friction contact with the outer wall of the needle cylinder (1), and the limiting ring (15) is rotationally connected with the limiting groove (14).